Natural Sunscreen (W/O) In Vivo SPF 39,5 [30 Labeled] MDA-S-41-04
Merck KGaA
Preparation:
Phase A: Disperse T-S in the given emollients and emulsifiers (using a dissolver blade) until the pigment is well dispersed (check via microscope) , add magnesiumstearate and wax and heat to 75-80°C.Heat phase B separately to 75°C. Add phase B slowly to phase A while stirring: Homogenize: closed-anchor agitator, 1 min., 1200 rpm.Cool down while slowly stirring and add phase C at approx.Cool down to room temperature while stirring.Notes:
Appearance: white creamViscosity: 25.000 mPa.s (Brookfield RV-DV II+, Helipath sp. B, 10 rpm) at 23°CAccording to our knowledge, all mentioned raw materials are commonly accepted by NaTrue. However it has not been checked if the production of these materials fulfills the NaTrue requirements. (1) Merck KGaA, Darmstadt, Germany / EMD Chemicals (2) Croda GmbH (3) Gustav Heess GmbH (4) BASF AG (5) Dr. Straetmans (6) Sasol Germany GmbH (7) Ross WaxesDisclaimer
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